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经营范围
发明名称
TEEPUREKOODAJIDOTEISHISOCHI
摘要
申请公布号
JPS5142513(A)
申请公布日期
1976.04.10
申请号
JP19740115581
申请日期
1974.10.09
申请人
HITACHI LTD
发明人
TSUKAHARA MASAMI
分类号
G11B15/02;G11B5/027;G11B5/55;G11B15/22;G11B27/34
主分类号
G11B15/02
代理机构
代理人
主权项
地址
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